- Link Authority: 40/100 (strong, high confidence).
- Web graph rank: #73,273 of 134,979,706 domains, the top 0.055% of all domains.
- 1,589 linking domains counted in MrKeyword data.
- 1 hostname under nhs.uk in the web graph.
- 20th of 20 government and international bodies on MrKeyword's list.
What is nhs.uk's domain authority?
nhs.uk has a MrKeyword Link Authority of 40/100, a strong score. The score comes from where nhs.uk sits in MrKeyword's web graph (August–October 2026): it is #73,273 of 134,979,706 domains by PageRank, and Link Authority places that position on a 0–100 log curve, so the strongest domain scores 100.
This is MrKeyword's own metric, not Moz DA or Ahrefs DR (how the domain authority scores differ); how Link Authority is calculated gives both formulas.
How many websites link to nhs.uk?
1,589 different domains link to nhs.uk in MrKeyword's data, counting each linking website once however many links it has. That is the number SEO tools call referring domains. The web graph also lists 1 hostname under nhs.uk (subdomains such as www or blog count separately).
To see individual linking websites and anchor text, open the free backlink checker for nhs.uk.
How does nhs.uk compare with similar websites?
nhs.uk is 20th of 20 government and international bodies on MrKeyword's list by Link Authority, with 4 neighbours above it in the table below. The median Link Authority of those 20 government and international bodies is 67, so nhs.uk is 27 points below it.
nhs.uk and its nearest peers
| Website | Link Authority | Web graph rank | Linking domains |
|---|---|---|---|
| census.gov | 65 | #676 | 82,107 |
| noaa.gov | 65 | #692 | 88,010 |
| loc.gov | 64 | #775 | 76,726 |
| usa.gov | 63 | #1,030 | 46,345 |
| nhs.uk | 40 | #73,273 | 1,589 |
See every profiled site on the domain authority list of popular websites, or compare your own site with any of these in the free domain authority checker.
What does a Link Authority of 40 mean?
A Link Authority of 40 is strong: above the great majority of websites. This is the band where links from well-known publications and institutions make the biggest difference. In plain numbers, nhs.uk is in the top 0.055% of the 134,979,706 domains in the web graph.
To raise your own site's score, read how to increase domain authority; for the domains at the very top, see the most-linked websites of 2026. The authority list explains why the 0–100 scale is logarithmic.
Where does nhs.uk's data come from?
Every number on nhs.uk's profile is read from MrKeyword's web graph (August–October 2026). This version uses data imported on 31 October 2026. How MrKeyword collects and labels this data.